[S390] cio: Register/unregister subchannels only from kslowcrw.

Make sure all subchannel handling is done on the slow path workqueue
so that we don't have races between an old subchannel unregistering
and a new subchannel with the same name registering.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c
index 8867443b8060..bfad421cda66 100644
--- a/drivers/s390/cio/device_fsm.c
+++ b/drivers/s390/cio/device_fsm.c
@@ -1034,7 +1034,7 @@ device_trigger_reprobe(struct subchannel *sch)
         if (sch->schib.pmcw.dev != cdev->private->dev_id.devno) {
                 PREPARE_WORK(&cdev->private->kick_work,
                              ccw_device_move_to_orphanage);
-                queue_work(ccw_device_work, &cdev->private->kick_work);
+                queue_work(slow_path_wq, &cdev->private->kick_work);
         } else
                 ccw_device_start_id(cdev, 0);
 }